The 38th season of “Austin City Limits” keeps adding high-flying guests. After Radiohead, Bon Iver, Bonnie Raitt and Mavis Staples comes The Shins and Dr. Dog. Both bands were featured on the fourth episode of the season, recorded in March at Austin’s Moody Theater and broadcast last Saturday. To the right of these lines, you can check out the setlist for the concert The Shins gave.